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Structure and inhibition of the CO2-sensing carbonic anhydrase Can2 from the pathogenic fungus Cryptococcus neoformans
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1T75 PDB ENTRY 1T75
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 24% PEG3350, 0.2 M AMMONIUM ACETATE, 0.01 M MAGNESIUM ACETATE, 0.05M SODIUM CACODYLATE PH 6.6
Crystal Properties Matthews coefficient Solvent content 2.35 47.66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 177.98 α = 90 b = 56.59 β = 116.58 c = 83.22 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD MARRESEARCH M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA SLS X10SA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.05 46.8 98.5 0.13 1 46398 3.01
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.05 2.15 97.1 0.491 3.01 1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1T75 2.05 79.56 44060 2337 99.1 0.18878 0.18653 0.1874 0.23086 0.2317 RANDOM 33.694
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3] -1.21 -0.38 1.36 -0.49
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.235 r_dihedral_angle_4_deg 18.217 r_dihedral_angle_3_deg 16.14 r_dihedral_angle_1_deg 7.185 r_scangle_it 5.783 r_scbond_it 3.836 r_mcangle_it 2.341 r_mcbond_it 1.521 r_angle_refined_deg 1.5 r_nbtor_refined 0.32
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.235 r_dihedral_angle_4_deg 18.217 r_dihedral_angle_3_deg 16.14 r_dihedral_angle_1_deg 7.185 r_scangle_it 5.783 r_scbond_it 3.836 r_mcangle_it 2.341 r_mcbond_it 1.521 r_angle_refined_deg 1.5 r_nbtor_refined 0.32 r_nbd_refined 0.227 r_symmetry_vdw_refined 0.223 r_symmetry_hbond_refined 0.172 r_xyhbond_nbd_refined 0.134 r_chiral_restr 0.103 r_bond_refined_d 0.015 r_gen_planes_refined 0.006 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5263 Nucleic Acid Atoms Solvent Atoms 144 Heterogen Atoms 21
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling PHASER phasing